{
  "manageEntity": {
    "action": "Repost",
    "entityId": "400888",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa00f790f994068d92c9f0b731bb1b6f2e81564f4e3782feae1d6cd65e5cd8a7a",
    "signature": "0xf85ff13ec9c4596c946b956e942fff157cd0ba0b66e14dcf58479de3ccc0435803ff6eff8da04a0fb5d296f5ce10841f2a08166f8706d56a6fc59c898d1c61451b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}